Bolt head and nut sizing gauge



FIG. 1 is a top plan view of a bolt head and nut size determining tool or the like showing my new design;

FIG. 2 is a left side elevational view;

FIG. 3 is a front elevational view, the rear elevational view being an identical image;

FIG. 4 is a right side elevational view;

FIG. 5 is a bottom plan view; and,

FIG. 6 is another front elevational view thereof, showing the particular bolt head and nut size gauges in varying positions. 

The ornamental design for bolt head and nut sizing gauge, as shown and described. 